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authormoneromooo-monero <moneromooo-monero@users.noreply.github.com>2017-10-04 21:53:06 +0100
committermoneromooo-monero <moneromooo-monero@users.noreply.github.com>2017-10-07 20:29:11 +0100
commit0a872798bc3b56401fab842a48150acaf11eab57 (patch)
tree99f03a16359e3f5eba0a994ca1ec7a6fc85288fd /src/cryptonote_protocol
parentMerge pull request #2548 (diff)
downloadmonero-0a872798bc3b56401fab842a48150acaf11eab57.tar.xz
protocol: kick idle peers by dropping them
This is safer, as we don't risk break expectations (eg, requesting block hashes and then receiving a late set of blocks). Dropping a connection means another will be attempted in a fresh state. Also bump the kick timeout to 5 minutes, to ensure we only kick really idle peers.
Diffstat (limited to 'src/cryptonote_protocol')
-rw-r--r--src/cryptonote_protocol/cryptonote_protocol_handler.inl13
1 files changed, 10 insertions, 3 deletions
diff --git a/src/cryptonote_protocol/cryptonote_protocol_handler.inl b/src/cryptonote_protocol/cryptonote_protocol_handler.inl
index 58e5fc380..29fe998ed 100644
--- a/src/cryptonote_protocol/cryptonote_protocol_handler.inl
+++ b/src/cryptonote_protocol/cryptonote_protocol_handler.inl
@@ -51,7 +51,7 @@
#define BLOCK_QUEUE_NBLOCKS_THRESHOLD 10 // chunks of N blocks
#define BLOCK_QUEUE_SIZE_THRESHOLD (100*1024*1024) // MB
#define REQUEST_NEXT_SCHEDULED_SPAN_THRESHOLD (5 * 1000000) // microseconds
-#define IDLE_PEER_KICK_TIME (45 * 1000000) // microseconds
+#define IDLE_PEER_KICK_TIME (600 * 1000000) // microseconds
namespace cryptonote
{
@@ -1181,6 +1181,7 @@ skip:
bool t_cryptonote_protocol_handler<t_core>::kick_idle_peers()
{
MTRACE("Checking for idle peers...");
+ std::vector<boost::uuids::uuid> kick_connections;
m_p2p->for_each_connection([&](cryptonote_connection_context& context, nodetool::peerid_type peer_id, uint32_t support_flags)->bool
{
if (context.m_state == cryptonote_connection_context::state_synchronizing)
@@ -1190,12 +1191,18 @@ skip:
if (dt.total_microseconds() > IDLE_PEER_KICK_TIME)
{
MINFO(context << " kicking idle peer");
- ++context.m_callback_request_count;
- m_p2p->request_callback(context);
+ kick_connections.push_back(context.m_connection_id);
}
}
return true;
});
+ for (const boost::uuids::uuid &conn_id: kick_connections)
+ {
+ m_p2p->for_connection(conn_id, [this](cryptonote_connection_context& context, nodetool::peerid_type peer_id, uint32_t support_flags) {
+ drop_connection(context, false, false);
+ return true;
+ });
+ }
return true;
}
//------------------------------------------------------------------------------------------------------------------------